Qafoo GmbH - passion for software quality

Sharing knowledge is one of the most enduring tenets of open source. Qafoo's founders actively contribute knowledge back to the community through presentations and talks.

Black Magic with Regular Expressions

Black Magic with Regular Expressions

Regular Expressions in PHP are an amazing tool, which can be used to validate input or extract information. Furthermore they are used inside of parsers to provide lexing capabilities. stuff possible with PCRE: Named Subpattern, Greediness, Assertions, Unicode, Defines and more. sophisticated usages.

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